.\"
.\" Copyright (c) Mark J. Kilgard, 1996.
.\"
.TH glutChangeToSubMenu 3GLUT "3.8" "GLUT" "GLUT"
.SH NAME
glutChangeToSubMenu - changes the specified menu item in the current
menu into a sub-menu trigger. 
.SH SYNTAX
.nf
.LP
void glutChangeToSubMenu(int entry, char *name, int menu);
.fi
.SH ARGUMENTS
.IP \fIentry\fP 1i
Index into the menu items of the current menu (1 is the topmost menu item). 
.IP \fIname\fP 1i
ASCII character string to display in the menu item to cascade the sub-menu from. 
.IP \fImenu\fP 1i
Identifier of the menu to cascade from this sub-menu menu item. 
.SH DESCRIPTION
glutChangeToSubMenu changes the specified menu item in the current
menu into a sub-menu trigger. The entry parameter determines which
menu item should be changed, with one being the topmost item. entry
must be between 1 and glutGet(GLUT_MENU_NUM_ITEMS) inclusive.
The menu item to change does not have to be a sub-menu trigger already.
The string name will be displayed for the newly changed sub-menu
trigger. The menu identifier names the sub-menu to cascade from the
newly added sub-menu trigger. 
.SH SEE ALSO
glutChangeToMenuEntry, glutAddSubMenu, glutRemoveMenuItem
.SH AUTHOR
Mark J. Kilgard (mjk@nvidia.com)
